MTN is a telecommunications company that operates in many countries across Africa and the Middle East. Each country has its own MTN customer care number and website. Here are some of the customer care numbers and websites for some of the countries in which MTN operates: Nigeria:  Customer care number - 180,  Website - https://www.mtnonline.com/ South Africa:  Customer care number - 135,  Website - https://www.mtn.co.za/ Ghana:  Customer care number - 100,  Website - https://www.mtn.com.gh/ Uganda:  Customer care number - 100,  Website - https://www.mtn.co.ug/ Cameroon:  Customer care number - 8787 or 677 00 8787,  Website - https://www.mtn.cm/ Cote d'Ivoire:  Customer care number - 111,  Website - https://www.mtn.ci/ Rwanda:  Customer care number - 100,  Website - https://www.mtn.co.rw/ Zambia:  Customer care number - 111,  Website - https://www.mtn.co.zm/ Iran:  Customer care number - 1515, ...